YAHOO has hired a veteran war correspondent to single-handedly report on every armed conflict on the planet. Video, audio and daily blog entries will be combined to "bring some of the world's most important, yet under-reported" stories to a website called Kevin Sites in the Hot Zone, the company said. Sites will spend a year reporting from spots deemed armed-conflict areas by the International Institute for Strategic Studies in London, Yahoo said in a statement. His first reports from a war zone will be published at hotzone.yahoo.com on September 26. "This project is the most important thing I will do...